//
//  HDevice.m
//  OCBase
//
//  Created by 侯伟 on 2019/8/23.
//  Copyright © 2019 侯伟. All rights reserved.
//

#import "HDevice.h"
#import <UIKit/UIKit.h>
#import <CoreTelephony/CTTelephonyNetworkInfo.h>
#import <sys/utsname.h>
#import <sys/socket.h>
#import <ifaddrs.h>
#import <netinet/in.h>
#import <arpa/inet.h>
#import <sys/sysctl.h>
#import <net/if.h>
#import <net/if_dl.h>
#import <CommonCrypto/CommonDigest.h>
#import "Constants.h"

@implementation HDevice
/**
 判断网络2G/3G/4G（流量模式时使用）
 
 @return 2G/3G/4G
 */
+ (NSString *)reachableViaType{
    
    NSArray *type2G = @[CTRadioAccessTechnologyEdge, CTRadioAccessTechnologyGPRS, CTRadioAccessTechnologyCDMA1x];
    
    NSArray *type3G = @[CTRadioAccessTechnologyHSDPA, CTRadioAccessTechnologyWCDMA, CTRadioAccessTechnologyCDMAEVDORev0, CTRadioAccessTechnologyCDMAEVDORevA, CTRadioAccessTechnologyCDMAEVDORevB, CTRadioAccessTechnologyeHRPD];
    
    NSArray *type4G = @[CTRadioAccessTechnologyLTE];
    
    CTTelephonyNetworkInfo *telephonyInfo = [[CTTelephonyNetworkInfo alloc] init];
    
    NSString *accessString = telephonyInfo.currentRadioAccessTechnology;
    
    if ([type4G containsObject:accessString])
    {
        return @"4G";
        
    } else if ([type3G containsObject:accessString])
    {
        return @"3G";
        
    } else if ([type2G containsObject:accessString])
    {
        return @"2G";
    } else
    {
        return @"WIFI";
    }
}

/**
 获取手机型号
 
 @return 手机型号m
 */
+ (NSString *)machineMode{
    
    struct utsname systemInfo;
    
    uname(&systemInfo);
    
    NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];
    
    if ([platform hasPrefix:@"iPhone"]) {
        
        //------------------------------iPhone---------------------------
        if ([platform isEqualToString:@"iPhone13,1"]) return @"iPhone 12 mini";
        if ([platform isEqualToString:@"iPhone13,2"]) return @"iPhone 12";
        if ([platform isEqualToString:@"iPhone13,3"]) return @"iPhone 12 Pro";
        if ([platform isEqualToString:@"iPhone13,4"]) return @"iPhone 12 Pro Max";
        
        if ([platform isEqualToString:@"iPhone12,8"]) return @"iPhone SE 2";
        if ([platform isEqualToString:@"iPhone12,1"]) return @"iPhone 11";
        if ([platform isEqualToString:@"iPhone12,3"]) return @"iPhone 11 Pro";
        if ([platform isEqualToString:@"iPhone12,5"]) return @"iPhone 11 Pro Max";
        
        if ([platform isEqualToString:@"iPhone11,8"]) return @"iPhone XR";
        if ([platform isEqualToString:@"iPhone11,2"]) return @"iPhone XS";
        if ([platform isEqualToString:@"iPhone11,4"] ||
            [platform isEqualToString:@"iPhone11,6"]) return @"iPhone XS Max";
        
        if ([platform isEqualToString:@"iPhone10,1"] ||
            [platform isEqualToString:@"iPhone10,4"]) return @"iPhone 8";
        if ([platform isEqualToString:@"iPhone10,2"] ||
            [platform isEqualToString:@"iPhone10,5"]) return @"iPhone 8 Plus";
        if ([platform isEqualToString:@"iPhone10,3"] ||
            [platform isEqualToString:@"iPhone10,6"]) return @"iPhone X";
        
        if ([platform isEqualToString:@"iPhone9,1"] ||
            [platform isEqualToString:@"iPhone9,3"]) return @"iPhone 7";
        if ([platform isEqualToString:@"iPhone9,2"] ||
            [platform isEqualToString:@"iPhone9,4"]) return @"iPhone 7 Plus";
        
        if ([platform isEqualToString:@"iPhone8,1"]) return @"iPhone 6s";
        if ([platform isEqualToString:@"iPhone8,2"]) return @"iPhone 6s Plus";
        if ([platform isEqualToString:@"iPhone8,4"]) return @"iPhone SE";
        
        if ([platform isEqualToString:@"iPhone7,2"]) return @"iPhone 6";
        if ([platform isEqualToString:@"iPhone7,1"]) return @"iPhone 6 Plus";
        
        if ([platform isEqualToString:@"iPhone6,1"] ||
            [platform isEqualToString:@"iPhone6,2"]) return @"iPhone 5s";
        
        if ([platform isEqualToString:@"iPhone5,1"] ||
            [platform isEqualToString:@"iPhone5,2"]) return @"iPhone 5";
        if ([platform isEqualToString:@"iPhone5,3"] ||
            [platform isEqualToString:@"iPhone5,4"]) return @"iPhone 5c";
        
        if ([platform isEqualToString:@"iPhone4,1"]) return @"iPhone 4S";
        
        if ([platform isEqualToString:@"iPhone3,1"] ||
            [platform isEqualToString:@"iPhone3,2"] ||
            [platform isEqualToString:@"iPhone3,3"]) return @"iPhone 4";
        
        if ([platform isEqualToString:@"iPhone1,1"]) return @"iPhone 2G";
        if ([platform isEqualToString:@"iPhone1,2"]) return @"iPhone 3G";
        if ([platform isEqualToString:@"iPhone2,1"]) return @"iPhone 3GS";
        
        
    }else if ([platform hasPrefix:@"iPad"]){
        
        //------------------------------iPad--------------------------
        if ([platform isEqualToString:@"iPad1,1"]) return @"iPad";
        if ([platform isEqualToString:@"iPad2,1"] ||
            [platform isEqualToString:@"iPad2,2"] ||
            [platform isEqualToString:@"iPad2,3"] ||
            [platform isEqualToString:@"iPad2,4"]) return @"iPad 2";
        if ([platform isEqualToString:@"iPad3,1"] ||
            [platform isEqualToString:@"iPad3,2"] ||
            [platform isEqualToString:@"iPad3,3"]) return @"iPad 3";
        if ([platform isEqualToString:@"iPad3,4"] ||
            [platform isEqualToString:@"iPad3,5"] ||
            [platform isEqualToString:@"iPad3,6"]) return @"iPad 4";
        if ([platform isEqualToString:@"iPad6,11"] ||
            [platform isEqualToString:@"iPad6,12"]) return @"iPad 5";
        if ([platform isEqualToString:@"iPad7,5"] ||
            [platform isEqualToString:@"iPad7,6"]) return @"iPad 6";
        if ([platform isEqualToString:@"iPad7,11"] ||
            [platform isEqualToString:@"iPad7,12"]) return @"iPad 7";
        if ([platform isEqualToString:@"iPad11,6"] ||
            [platform isEqualToString:@"iPad11,7"]) return @"iPad 8";
        
        //------------------------------iPad Air--------------------------
        if ([platform isEqualToString:@"iPad4,1"] ||
            [platform isEqualToString:@"iPad4,2"] ||
            [platform isEqualToString:@"iPad4,3"]) return @"iPad Air";
        if ([platform isEqualToString:@"iPad5,3"] ||
            [platform isEqualToString:@"iPad5,4"]) return @"iPad Air 2";
        
        if ([platform isEqualToString:@"iPad11,3"] ||
            [platform isEqualToString:@"iPad11,4"]) return @"iPad Air 3";
        
        if ([platform isEqualToString:@"iPad13,1"] ||
            [platform isEqualToString:@"iPad12,2"]) return @"iPad Air 4";
        
        //------------------------------iPad Pro--------------------------
        if ([platform isEqualToString:@"iPad6,3"] ||
            [platform isEqualToString:@"iPad6,4"]) return @"iPad Pro 9.7-inch";
        if ([platform isEqualToString:@"iPad6,7"] ||
            [platform isEqualToString:@"iPad6,8"]) return @"iPad Pro 12.9-inch";
        
        if ([platform isEqualToString:@"iPad7,1"] ||
            [platform isEqualToString:@"iPad7,2"]) return @"iPad Pro 12.9-inch 2";
        if ([platform isEqualToString:@"iPad7,3"] ||
            [platform isEqualToString:@"iPad7,4"]) return @"iPad Pro 10.5-inch";
        
        if ([platform isEqualToString:@"iPad8,1"] ||
            [platform isEqualToString:@"iPad8,2"] ||
            [platform isEqualToString:@"iPad8,3"] ||
            [platform isEqualToString:@"iPad8,4"]) return @"iPad Pro 11-inch";
        if ([platform isEqualToString:@"iPad8,5"] ||
            [platform isEqualToString:@"iPad8,6"] ||
            [platform isEqualToString:@"iPad8,7"] ||
            [platform isEqualToString:@"iPad8,8"]) return @"iPad Pro 12.9-inch 3";
        if ([platform isEqualToString:@"iPad8,9"] ||
            [platform isEqualToString:@"iPad8,10"]) return @"iPad Pro 11-inch 2";
        if ([platform isEqualToString:@"iPad8,11"] ||
            [platform isEqualToString:@"iPad8,12"]) return @"iPad Pro 12.9-inch 4";
        
        //------------------------------iPad Mini-----------------------
        if ([platform isEqualToString:@"iPad2,5"] ||
            [platform isEqualToString:@"iPad2,6"] ||
            [platform isEqualToString:@"iPad2,7"]) return @"iPad mini";
        if ([platform isEqualToString:@"iPad4,4"] ||
            [platform isEqualToString:@"iPad4,5"] ||
            [platform isEqualToString:@"iPad4,6"]) return @"iPad mini 2";
        if ([platform isEqualToString:@"iPad4,7"] ||
            [platform isEqualToString:@"iPad4,8"] ||
            [platform isEqualToString:@"iPad4,9"]) return @"iPad mini 3";
        if ([platform isEqualToString:@"iPad5,1"] ||
            [platform isEqualToString:@"iPad5,2"]) return @"iPad mini 4";
        if ([platform isEqualToString:@"iPad11,1"] ||
            [platform isEqualToString:@"iPad11,2"]) return @"iPad mini 5";
    }else{
            //------------------------------iPod touch------------------------
            if ([platform isEqualToString:@"iPod1,1"]) return @"iTouch";
            if ([platform isEqualToString:@"iPod2,1"]) return @"iTouch2";
            if ([platform isEqualToString:@"iPod3,1"]) return @"iTouch3";
            if ([platform isEqualToString:@"iPod4,1"]) return @"iTouch4";
            if ([platform isEqualToString:@"iPod5,1"]) return @"iTouch5";
            if ([platform isEqualToString:@"iPod7,1"]) return @"iTouch6";
            if ([platform isEqualToString:@"iPod9,1"]) return @"iTouch7";
            
            //------------------------------Samulitor-------------------------------------
            if ([platform isEqualToString:@"i386"] ||
                [platform isEqualToString:@"x86_64"]) return @"iPhone Simulator";
        }
        

        return platform;
}

/**
 获取手机分辨率
 
 @return 分辨率
 */
+ (NSString *)resolution{
    
    CGSize size = SCREEN_SIZE;
    CGFloat scale = [UIScreen mainScreen].scale;
    CGFloat screenX = size.width * scale;
    CGFloat screenY = size.height * scale;
    NSString *resolution = [NSString stringWithFormat:@"%f*%f", screenX, screenY];
    return resolution;
}

/**
 获取IP地址
 
 @return IP地址
 */
+ (NSString *)iP{
    
    NSString *ipAddr = @"an error occurred when obtaining ip address";
    struct ifaddrs *interfaces = NULL;
    struct ifaddrs *temp_addr = NULL;
    int success = 0;
    
    success = getifaddrs(&interfaces);
    
    if (success == 0)
    { // 0 表示获取成功
        temp_addr = interfaces;
        while (temp_addr != NULL)
        {
            if( temp_addr->ifa_addr->sa_family == AF_INET)
            {
                // Check if interface is en0 which is the wifi connection on the iPhone
                if ([[NSString stringWithUTF8String:temp_addr->ifa_name] isEqualToString:@"en0"])
                {
                    // Get NSString from C String
                    struct sockaddr_in *sockaddr = (struct sockaddr_in *)temp_addr->ifa_addr;
                    ipAddr = [NSString stringWithUTF8String:inet_ntoa(sockaddr->sin_addr)];
                }
            }
            
            temp_addr = temp_addr->ifa_next;
        }
    }
    
    freeifaddrs(interfaces);
    
    return ipAddr;
}

/**
 获取MAC地址
 
 @return MAC地址
 */
+ (NSString *)mac{
    
    int mib[6];
    size_t len;
    char *buf;
    unsigned char *ptr;
    struct if_msghdr *ifm;
    struct sockaddr_dl *sdl;
    
    mib[0] = CTL_NET;
    mib[1] = AF_ROUTE;
    mib[2] = 0;
    mib[3] = AF_LINK;
    mib[4] = NET_RT_IFLIST;
    
    if ((mib[5] = if_nametoindex("en0")) == 0)
    {
        printf("Error: if_nametoindex error/n");
        return NULL;
    }
    
    if (sysctl(mib, 6, NULL, &len, NULL, 0) < 0)
    {
        printf("Error: sysctl, take 1/n");
        return NULL;
    }
    
    if ((buf = malloc(len)) == NULL)
    {
        printf("Could not allocate memory. error!/n");
        return NULL;
    }
    
    if (sysctl(mib, 6, buf, &len, NULL, 0) < 0)
    {
        printf("Error: sysctl, take 2");
        return NULL;
    }
    
    
    ifm = (struct if_msghdr *)buf;
    
    sdl = (struct sockaddr_dl *)(ifm + 1);
    
    ptr = (unsigned char *)LLADDR(sdl);
    
    
    NSString *outstring = [NSString stringWithFormat:@"%02x:%02x:%02x:%02x:%02x:%02x", *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), *(ptr+5)];
    
    free(buf);
    
    return [outstring lowercaseString];
}
@end
